code: def testLocalGroupSizeRank(self):
      intercomm = self.INTERCOMM
      local_group = intercomm.Get_group()
      self.assertEqual(local_group.size, intercomm.Get_size())
      self.assertEqual(local_group.size, intercomm.size)
      self.assertEqual(local_group.rank, intercomm.Get_rank())
      self.assertEqual(local_group.rank, intercomm.rank)
      local_group.Free()
  
imports: from mpi4py import MPI
  import mpiunittest
label_desc: Use image node_id 5 for calling the BaseTestIntercomm obj's underlying member method code with example usage: obj.testLocalGroupSizeRank() without return types